Commentary Australians will be celebrating Australia Day on Wednesday, Jan. 26. For many years, it was a day of joy and pride when new Australian citizens were welcomed to the country at citizenship ceremonies. Deserving citizens receive their Australia Day Honours on that day. Australians proudly join their neighbours at community festivals, barbeques, music performances, and participate in sporting and beach events. In Melbourne, the Australian Open usually reaches its climax when the best tennis players in the world compete for sporting glory. But lately, Australia Day has been denounced by vocal lobby groups as “Invasion Day.” For them, it is a day of mourning, which provides an opportunity to advocate for the selection of another day as the national holiday of Australia or to abolish it altogether. To appreciate how Australia Day has evolved into a day of mourning for a section of Australia’s population, we must return to …